BlackRock
KRSA

BlackRock’s Korsana Biosciences, Inc. Common Stock KRSA Stock Holding History

BlackRock’s Portfolio KRSA Stock Details KRSA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$56.9K Hold
2,400
– – ﹤0.01% 5150
2026
Q1 		$26K Hold
2,400
– – ﹤0.01% 5255
2025
Q4 		$21.3K Hold
2,400
– – ﹤0.01% 5207
2025
Q3 		$38.6K Hold
2,400
– – ﹤0.01% 5023
2025
Q2 		$48.9K Hold
2,400
– – ﹤0.01% 4992
2025
Q1 		$42K Hold
2,400
– – ﹤0.01% 4950
2024
Q4 		$54.1K Hold
2,400
– – ﹤0.01% 4931
2024
Q3 		$43.5K Sell
2,400
-53
-2% -$156 ﹤0.01% 4840
2024
Q2 		$39.5K Hold
2,453
– – ﹤0.01% 4907
2024
Q1 		$54.9K Hold
2,453
– – ﹤0.01% 4853
2023
Q4 		$57.5K Sell
2,453
-118
-5% -$341 ﹤0.01% 4942
2023
Q3 		$61.6K Hold
2,571
– – ﹤0.01% 4966
2023
Q2 		$74.2K Sell
2,571
-1
-0% -$5 ﹤0.01% 4998
2023
Q1 		$156K Sell
2,572
-2
-0.1% -$25 ﹤0.01% 4846
2022
Q4 		$236K Sell
2,574
-2
-0.1% -$24 ﹤0.01% 4804
2022
Q3 		$310K Sell
2,576
-7
-0.3% -$120 ﹤0.01% 4859
2022
Q2 		$198K Sell
2,583
-570
-18% -$8.16K ﹤0.01% 5031
2022
Q1 		$490K Sell
3,153
-27
-0.8% -$650 ﹤0.01% 4871
2021
Q4 		$765K Buy
3,180
+72
+2% +$3.4K ﹤0.01% 4746
2021
Q3 		$1.34M Sell
3,108
-7
-0.2% -$458 ﹤0.01% 4480
2021
Q2 		$1.7M Sell
3,115
-8,924
-74% -$559K ﹤0.01% 4344
2021
Q1 		$4.7M Buy
12,039
+581
+5% +$43.6K ﹤0.01% 3969
2020
Q4 		$4.91M Buy
11,458
+577
+5% +$39.3K ﹤0.01% 3717
2020
Q3 		$9.26M Sell
10,881
-311
-3% -$35.6K ﹤0.01% 3261
2020
Q2 		$9.26M Sell
11,192
-160
-1% -$13.4K ﹤0.01% 3223
2020
Q1 		$4.21M Sell
11,352
-196
-2% -$14K ﹤0.01% 3426
2019
Q4 		$4.4M Buy
11,548
+766
+7% +$71.5K ﹤0.01% 3547
2019
Q3 		$18.3M Buy
10,782
+227
+2% +$49K ﹤0.01% 2861
2019
Q2 		$16.9M Buy
+10,555
New +$2.99M ﹤0.01% 2940

Other funds holding KRSA

KCM
Kalehua Capital Management Dallas, Texas $174M AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $80.2B AUM 51.53% 1-Year Est. Return
ACM
ADAR1 Capital Management Austin, Texas $2.19B AUM 374.99% 1-Year Est. Return
B
Braidwell Stamford, Connecticut $2.7B AUM 88.53% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
RC
Rangeley Capital New Canaan, Connecticut $109M AUM 97.13% 1-Year Est. Return
HF
HRT Financial New York $54.8B AUM 81.03% 1-Year Est. Return

BlackRock's KRSA Position: Q2 2026 in Review

BlackRock held its Korsana Biosciences, Inc. Common Stock (KRSA) position steady in Q2 2026 at 2,400 shares worth $56.9K. The position accounts for ﹤0.01% of the portfolio, ranked #5150.

BlackRock first reported a position in KRSA in Q2 2019 and has held it in 29 quarters since. The position peaked at $18.3M in Q3 2019. 21 funds tracked by Wall St. Rank hold KRSA as of Q2 2026.

  • BlackRock held 2,400 shares of Korsana Biosciences, Inc. Common Stock worth $56.9K as of Q2 2026.
  • BlackRock left its Korsana Biosciences, Inc. Common Stock share count unchanged in Q2 2026.
  • Korsana Biosciences, Inc. Common Stock made up ﹤0.01% of BlackRock's portfolio in Q2 2026, its #5150 holding.
  • BlackRock first reported a position in Korsana Biosciences, Inc. Common Stock in Q2 2019 and has held it in 29 quarters since.
  • BlackRock's Korsana Biosciences, Inc. Common Stock position peaked at $18.3M in Q3 2019.
  • 21 funds tracked by Wall St. Rank held Korsana Biosciences, Inc. Common Stock as of Q2 2026.

Based on BlackRock's 13F filing for Q2 2026, filed 7 Aug 2026.